JadeThib
contestada

The Grand Canyon is approximately 29 kilometers long. Mariner Valley is a canyon on Mars that is approximately 212 kilometers long. About how many times longer is Mariner Valley than the Grand Canyon?

1. 2
2. 2 to the power of 3
3. 2 to the power of 21
4. 2 to the power of 108

PLEASE HELP ASAP WILL MARK YOU BRAINLIEST!!

Respuesta :

C. 2^21 is the answer :)

Answer:

I got answer two

2 to the power of three. . .

Explanation:

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